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What Are the Benefits of Eating Oysters? 5 Potential Benefits

What are the benefits of eating oysters?

Learn about the potential health benefits of oysters, as well as some of the side effects of eating them raw.

Oysters are rich in nutrients when they are low in calories. They are a special source of zinc and vitamin B12, which help keep your brain healthy.

Learn about the potential health benefits of oysters, as well as some of the side effects of eating them raw.

5 possible benefits of eating oysters

  1. Low calorie: Oysters are naturally low in calories, which makes them a good addition for you Food If you are trying Weight loss. According to the US Department of Agriculture, 6 medium-sized oysters have only 47 calories, although this depends on the method of preparation (steamed oysters have fewer calories than fried oysters).
  2. High protein: An oyster provides you with about 2 grams of protein depending on its size. This means that 6 medium-sized oysters can give you about 12 grams of protein, which is equivalent to about 2 ounces of meat.
  3. Improves Heart Health: Seafood is a good source of lean protein and Omega-3 fatty acids, Both are nutrients that improve heart health. Oysters also contain potassium, which can help reduce it Blood pressure.
  4. Increases immunity: Oysters are rich in zinc, which has beneficial effects on the immune system and can shorten its duration. Common cold And intestinal infections if its early stages begin as a supplement.
  5. Can resist Osteoporosis: Some preliminary studies have shown that certain oyster compounds can help prevent bone loss. Although more evidence is needed, oysters can be consumed to improve bone health due to their protein and calcium content.

What is the nutritional value of oysters?

Table: Nutritional composition of 100 g of raw Pacific oysters according to USDA
Nutrition Amount
Calories 81 kcal
Protein 9.45 g
Fat 2.30 g
Carbohydrates 4.95 g
Zinc 16.6 mg
Copper 1.58 mg
Vitamin B12 16 mcg
Iron 5.11 mg
Magnesium 22 mg
Potassium 168 mg
Selenium 77 mcg

Is there any risk of eating oysters?

Oysters are often served raw, usually packed naturally in the shell. However, raw oysters carry the risk of contamination by bacteria, parasites, or Virus If collected from unclean water.

Eating raw or undercooked oysters can lead to infections, including Vibrio infection, Norovirus infectionAnd Hepatitis A. These conditions can cause symptoms which include:

These infections can be life-threatening and require urgent treatment. Eating raw oyster meat can also cause serious side effects in people with certain diseases, such as:

  • Diabetes
  • HIV Infection
  • Liver disease
  • Chronic intestinal and stomach diseases
  • Hemochromatosis Or hemosiderosis (abnormal iron metabolism)
  • Steroid dependence (condition requires frequent administration of steroids, e.g. Asthma)
  • Aclorhydria (Decreased secretion of essential acids) Digestion)
  • Cancer
  • Any illness or treatment that weakens the immune system
  • Too much Alcohol Acceptance

This is why major health agencies recommend eating only thoroughly cooked oysters, as cooking over high heat can kill harmful germs.


According to the USDA, there is no difference between “part” and “service”.
See answer

Has been medically reviewed 5/11/2022


Image Source: iStock Image

Cleveland Clinic. There are many reasons to love oysters – even if you hate them.

Virginia Department of Health. Risk of eating raw oysters and clams.

FoodData Central. Mollusks, oysters, Pacific, raw.

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